Bumble bees of North America An identification guide

Paul Williams

Book - 2014

This guide allows amateur and professional naturalists to identify all 46 bumble bee species found north of Mexico and to understand their ecology and changing geographic distributions.

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2nd Floor 595.799/Williams On Holdshelf
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Princeton, New Jersey : Princeton University Press c2014.
Physical Description
208 pages : color illustrations, color maps ; 23 cm
Includes bibliographical references (page 203) and index.
Main Author
Paul Williams (author)
Other Authors
Robbin W. Thorp, 1933- (-), Leif Richardson, Sheila Colla
  • Introduction
  • Observing bumble bees
  • Attracting bumble bees
  • Bumble bee forage guide by ecoregion
  • Maps and seasonal activity
  • Bumble bee decline and conservation
  • Threats to bumble bees
  • Natural enemies
  • Mimicry
  • Distinguishing bumble bees from other insects
  • Bumble bee names and classification
  • How to use this book to identify bumble bee species
  • Species accounts
  • Square-or long-cheeked bees with a rounded angle on the midleg
  • Short-cheeked bees with a rounded angle on the midleg
  • Medium- or long-cheeked bees with a sharp angle on the midleg
  • Hindleg (tibia) with the outer surface uniformly convex and densely hairy (cuckoo bumble bees, no workers).